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DifferentialRevisionViewController.php
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DifferentialRevisionViewController.php
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			<?php

			/*
			* Copyright 2011 Facebook, Inc.
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			class DifferentialRevisionViewController extends DifferentialController {

			private $revisionID;

			public function willProcessRequest(array $data) {
			$this->revisionID = $data['id'];
			}

			public function processRequest() {

			$request = $this->getRequest();

			$revision = id(new DifferentialRevision())->load($this->revisionID);
			if (!$revision) {
			return new Aphront404Response();
			}

			$revision->loadRelationships();

			$diffs = $revision->loadDiffs();

			$target = end($diffs);

			$changesets = $target->loadChangesets();

			$comments = $revision->loadComments();
			$comments = array_merge(
			$this->getImplicitComments($revision),
			$comments);

			$inlines = $this->loadInlineComments($comments, $changesets);

			$object_phids = array_merge(
			$revision->getReviewers(),
			$revision->getCCPHIDs(),
			array(
			$revision->getAuthorPHID(),
			$request->getUser()->getPHID(),
			),
			mpull($comments, 'getAuthorPHID'));
			$object_phids = array_unique($object_phids);

			$handles = id(new PhabricatorObjectHandleData($object_phids))
			->loadHandles();

			$revision_detail = new DifferentialRevisionDetailView();
			$revision_detail->setRevision($revision);

			$properties = $this->getRevisionProperties($revision, $target, $handles);
			$revision_detail->setProperties($properties);

			$actions = $this->getRevisionActions($revision);
			$revision_detail->setActions($actions);

			$comment_view = new DifferentialRevisionCommentListView();
			$comment_view->setComments($comments);
			$comment_view->setHandles($handles);
			$comment_view->setInlineComments($inlines);
			$comment_view->setChangesets($changesets);

			$diff_history = new DifferentialRevisionUpdateHistoryView();
			$diff_history->setDiffs($diffs);

			$toc_view = new DifferentialDiffTableOfContentsView();
			$toc_view->setChangesets($changesets);

			$changeset_view = new DifferentialChangesetListView();
			$changeset_view->setChangesets($changesets);
			$changeset_view->setEditable(true);
			$changeset_view->setRevision($revision);

			$comment_form = new DifferentialAddCommentView();
			$comment_form->setRevision($revision);
			$comment_form->setActions($this->getRevisionCommentActions($revision));
			$comment_form->setActionURI('/differential/comment/save/');
			$comment_form->setUser($request->getUser());

			return $this->buildStandardPageResponse(
			'<div class="differential-primary-pane">'.
			$revision_detail->render().
			$comment_view->render().
			$diff_history->render().
			$toc_view->render().
			$changeset_view->render().
			$comment_form->render().
			'</div>',
			array(
			'title' => $revision->getTitle(),
			));
			}

			private function getImplicitComments(DifferentialRevision $revision) {

			$template = new DifferentialComment();
			$template->setAuthorPHID($revision->getAuthorPHID());
			$template->setRevisionID($revision->getID());
			$template->setDateCreated($revision->getDateCreated());

			$comments = array();

			if (strlen($revision->getSummary())) {
			$summary_comment = clone $template;
			$summary_comment->setContent($revision->getSummary());
			$summary_comment->setAction(DifferentialAction::ACTION_SUMMARIZE);
			$comments[] = $summary_comment;
			}

			if (strlen($revision->getTestPlan())) {
			$testplan_comment = clone $template;
			$testplan_comment->setContent($revision->getTestPlan());
			$testplan_comment->setAction(DifferentialAction::ACTION_TESTPLAN);
			$comments[] = $testplan_comment;
			}

			return $comments;
			}

			private function getRevisionProperties(
			DifferentialRevision $revision,
			DifferentialDiff $diff,
			array $handles) {

			$properties = array();

			$status = $revision->getStatus();
			$status = DifferentialRevisionStatus::getNameForRevisionStatus($status);
			$properties['Revision Status'] = '<strong>'.$status.'</strong>';

			$author = $handles[$revision->getAuthorPHID()];
			$properties['Author'] = $author->renderLink();

			$properties['Reviewers'] = $this->renderHandleLinkList(
			array_select_keys(
			$handles,
			$revision->getReviewers()));

			$properties['CCs'] = $this->renderHandleLinkList(
			array_select_keys(
			$handles,
			$revision->getCCPHIDs()));

			$path = $diff->getSourcePath();
			if ($path) {
			$branch = $diff->getBranch() ? ' (' . $diff->getBranch() . ')' : '';
			$host = $diff->getSourceMachine();
			if ($host) {
			$host .= ':';
			}
			$properties['Path'] = phutil_escape_html("{$host}{$path} {$branch}");
			}


			$properties['Lint'] = 'TODO';
			$properties['Unit'] = 'TODO';

			return $properties;
			}

			private function getRevisionActions(DifferentialRevision $revision) {
			$viewer_phid = $this->getRequest()->getUser()->getPHID();
			$viewer_is_owner = ($revision->getAuthorPHID() == $viewer_phid);
			$viewer_is_reviewer = in_array($viewer_phid, $revision->getReviewers());
			$viewer_is_cc = in_array($viewer_phid, $revision->getCCPHIDs());
			$status = $revision->getStatus();
			$revision_id = $revision->getID();
			$revision_phid = $revision->getPHID();

			$links = array();

			if ($viewer_is_owner) {
			$links[] = array(
			'class' => 'revision-edit',
			'href' => "/differential/revision/edit/{$revision_id}/",
			'name' => 'Edit Revision',
			);
			}

			if (!$viewer_is_owner && !$viewer_is_reviewer) {
			$action = $viewer_is_cc ? 'rem' : 'add';
			$links[] = array(
			'class' => $viewer_is_cc ? 'subscribe-rem' : 'subscribe-add',
			'href' => "/differential/subscribe/{$action}/{$revision_id}/",
			'name' => $viewer_is_cc ? 'Unsubscribe' : 'Subscribe',
			);
			} else {
			$links[] = array(
			'class' => 'subscribe-rem unavailable',
			'name' => 'Automatically Subscribed',
			);
			}

			$links[] = array(
			'class' => 'transcripts-metamta',
			'name' => 'MetaMTA Transcripts',
			'href' => "/mail/?phid={$revision_phid}",
			);

			return $links;
			}


			private function renderHandleLinkList(array $list) {
			if (empty($list)) {
			return '<em>None</em>';
			}
			return implode(', ', mpull($list, 'renderLink'));
			}

			private function getRevisionCommentActions(DifferentialRevision $revision) {

			$actions = array(
			DifferentialAction::ACTION_COMMENT => true,
			);

			$viewer_phid = $this->getRequest()->getUser()->getPHID();
			$viewer_is_owner = ($viewer_phid == $revision->getAuthorPHID());

			if ($viewer_is_owner) {
			switch ($revision->getStatus()) {
			case DifferentialRevisionStatus::NEEDS_REVIEW:
			$actions[DifferentialAction::ACTION_ABANDON] = true;
			break;
			case DifferentialRevisionStatus::NEEDS_REVISION:
			case DifferentialRevisionStatus::ACCEPTED:
			$actions[DifferentialAction::ACTION_ABANDON] = true;
			$actions[DifferentialAction::ACTION_REQUEST] = true;
			break;
			case DifferentialRevisionStatus::COMMITTED:
			break;
			case DifferentialRevisionStatus::ABANDONED:
			$actions[DifferentialAction::ACTION_RECLAIM] = true;
			break;
			}
			} else {
			switch ($revision->getStatus()) {
			case DifferentialRevisionStatus::NEEDS_REVIEW:
			$actions[DifferentialAction::ACTION_ACCEPT] = true;
			$actions[DifferentialAction::ACTION_REJECT] = true;
			break;
			case DifferentialRevisionStatus::NEEDS_REVISION:
			$actions[DifferentialAction::ACTION_ACCEPT] = true;
			break;
			case DifferentialRevisionStatus::ACCEPTED:
			$actions[DifferentialAction::ACTION_REJECT] = true;
			break;
			case DifferentialRevisionStatus::COMMITTED:
			case DifferentialRevisionStatus::ABANDONED:
			break;
			}
			}

			$actions[DifferentialAction::ACTION_ADDREVIEWERS] = true;

			return array_keys($actions);
			}

			private function loadInlineComments(array $comments, array &$changesets) {

			$inline_comments = array();

			$comment_ids = array_filter(mpull($comments, 'getID'));
			if (!$comment_ids) {
			return $inline_comments;
			}

			$inline_comments = id(new DifferentialInlineComment())
			->loadAllWhere(
			'commentID in (%Ld)',
			$comment_ids);

			$load_changesets = array();
			foreach ($inline_comments as $inline) {
			$changeset_id = $inline->getChangesetID();
			if (isset($changesets[$changeset_id])) {
			continue;
			}
			$load_changesets[$changeset_id] = true;
			}

			$more_changesets = array();
			if ($load_changesets) {
			$changeset_ids = array_keys($load_changesets);
			$more_changesets += id(new DifferentialChangeset())
			->loadAllWhere(
			'id IN (%Ld)',
			$changeset_ids);
			}

			if ($more_changesets) {
			$changesets += $more_changesets;
			$changesets = msort($changesets, 'getSortKey');
			}

			return $inline_comments;
			}

			}
			/*


			protected function getRevisionActions(DifferentialRevision $revision) {

			$viewer_id = $this->getRequest()->getViewerContext()->getUserID();
			$viewer_is_owner = ($viewer_id == $revision->getOwnerID());
			$viewer_is_reviewer =
			((array_search($viewer_id, $revision->getReviewers())) !== false);
			$viewer_is_cc =
			((array_search($viewer_id, $revision->getCCFBIDs())) !== false);
			$status = $revision->getStatus();

			$links = array();

			if (!$viewer_is_owner && !$viewer_is_reviewer) {
			$action = $viewer_is_cc
			? 'rem'
			: 'add';
			$revision_id = $revision->getID();
			$href = "/differential/subscribe/{$action}/{$revision_id}";
			$links[] = array(
			$viewer_is_cc ? 'subscribe-disabled' : 'subscribe-enabled',
			<a href={$href}>{$viewer_is_cc ? 'Unsubscribe' : 'Subscribe'}</a>,
			);
			} else {
			$links[] = array(
			'subscribe-disabled unavailable',
			<a>Automatically Subscribed</a>,
			);
			}

			$blast_uri = RedirectURI(
			'/intern/differential/?action=tasks&fbid='.$revision->getFBID())
			->setTier('intern');
			$links[] = array(
			'tasks',
			<a href={$blast_uri}>Edit Tasks</a>,
			);

			$engineering_repository_id = RepositoryRef::getByCallsign('E')->getID();
			$svn_revision = $revision->getSVNRevision();
			if ($status == DifferentialConstants::COMMITTED &&
			$svn_revision &&
			$revision->getRepositoryID() == $engineering_repository_id) {
			$href = '/intern/push/request.php?rev='.$svn_revision;
			$href = RedirectURI($href)->setTier('intern');
			$links[] = array(
			'merge',
			<a href={$href} id="ask_for_merge_link">Ask for Merge</a>,
			);
			}

			$links[] = array(
			'herald-transcript',
			<a href={"/herald/transcript/?fbid=".$revision->getFBID()}
			>Herald Transcripts</a>,
			);
			$links[] = array(
			'metamta-transcript',
			<a href={"/mail/?view=all&fbid=".$revision->getFBID()}
			>MetaMTA Transcripts</a>,
			);


			$list = <ul class="differential-actions" />;
			foreach ($links as $link) {
			list($class, $tag) = $link;
			$list->appendChild(<li class={$class}>{$tag}</li>);
			}

			return $list;



			/*
			// TODO
			// $sandcastle = $this->getSandcastleURI($diff);
			// if ($sandcastle) {
			// $fields['Sandcastle'] = <a href={$sandcastle}>{$sandcastle}</a>;
			// }

			$path = $diff->getSourcePath();
			if ($path) {
			$host = $diff->getSourceMachine();
			$branch = $diff->getGitBranch() ? ' (' . $diff->getGitBranch() . ')' : '';

			if ($host) {
			// TODO
			// $user = $handles[$this->getRequest()->getViewerContext()->getUserID()]
			// ->getName();
			$user = 'TODO';
			$fields['Path'] =
			<x:frag>
			<a href={"ssh://{$user}@{$host}"}>{$host}</a>:{$path}{$branch}
			</x:frag>;
			} else {
			$fields['Path'] = $path;
			}
			}

			$reviewer_links = array();
			foreach ($revision->getReviewers() as $reviewer) {
			$reviewer_links[] = <tools:handle handle={$handles[$reviewer]}
			link={true} />;
			}
			if ($reviewer_links) {
			$fields['Reviewers'] = array_implode(', ', $reviewer_links);
			} else {
			$fields['Reviewers'] = <em>None</em>;
			}

			$ccs = $revision->getCCFBIDs();
			if ($ccs) {
			$links = array();
			foreach ($ccs as $cc) {
			$links[] = <tools:handle handle={$handles[$cc]}
			link={true} />;
			}
			$fields['CCs'] = array_implode(', ', $links);
			}

			$blame_rev = $revision->getSvnBlameRevision();
			if ($blame_rev) {
			if ($revision->getRepositoryRef() && is_numeric($blame_rev)) {
			$ref = new RevisionRef($revision->getRepositoryRef(), $blame_rev);
			$fields['Blame Revision'] =
			<a href={URI($ref->getDetailURL())}>
			{$ref->getName()}
			</a>;
			} else {
			$fields['Blame Revision'] = $blame_rev;
			}
			}

			$tasks = $revision->getTaskHandles();

			if ($tasks) {
			$links = array();
			foreach ($tasks as $task) {
			$links[] = <tools:handle handle={$task} link={true} />;
			}
			$fields['Tasks'] = array_implode(<br />, $links);
			}

			$bugzilla_id = $revision->getBugzillaID();
			if ($bugzilla_id) {
			$href = 'http://bugs.developers.facebook.com/show_bug.cgi?id='.
			$bugzilla_id;
			$fields['Bugzilla'] = <a href={$href}>{'#'.$bugzilla_id}</a>;
			}

			$fields['Apply Patch'] = <tt>arc patch --revision {$revision->getID()}</tt>;

			if ($diff->getParentRevisionID()) {
			$parent = id(new DifferentialRevision())->load(
			$diff->getParentRevisionID());
			if ($parent) {
			$fields['Depends On'] =
			<a href={$parent->getURI()}>
			D{$parent->getID()}: {$parent->getName()}
			</a>;
			}
			}

			$star = <span class="star">{"\xE2\x98\x85"}</span>;

			Javelin::initBehavior('differential-star-more');

			switch ($diff->getLinted()) {
			case Diff::LINT_FAIL:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Failures</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_WARNINGS:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Warnings</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_OKAY:
			$fields['Lint'] =
			<span class="star-okay">{$star} Lint Free</span>;
			break;
			default:
			case Diff::LINT_NO:
			$fields['Lint'] =
			<span class="star-none">{$star} Not Linted</span>;
			break;
			}

			$unit_details = false;
			switch ($diff->getUnitTested()) {
			case Diff::UNIT_FAIL:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Failures</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_WARN:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Warnings</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_OKAY:
			$fields['Unit Tests'] =
			<span class="star-okay">{$star} Unit Tests Passed</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_NO_TESTS:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} No Test Coverage</span>;
			break;
			case Diff::UNIT_NO:
			default:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} Not Unit Tested</span>;
			break;
			}

			if ($unit_details) {
			$fields['Unit Tests'] =
			<x:frag>
			{$fields['Unit Tests']}
			{$this->renderDiffPropertyMoreLink($diff, 'unit')}
			</x:frag>;
			}

			$platform_impact = $revision->getPlatformImpact();
			if ($platform_impact) {
			$fields['Platform Impact'] =
			<text linebreaks="true">{$platform_impact}</text>;
			}

			return $fields;
			}


			}

			/*



			protected function getSandcastleURI(Diff $diff) {
			$uri = $this->getDiffProperty($diff, 'facebook:sandcastle_uri');
			if (!$uri) {
			$uri = $diff->getSandboxURL();
			}
			return $uri;
			}

			protected function getDiffProperty(Diff $diff, $property, $default = null) {
			$diff_id = $diff->getID();
			if (empty($this->diffProperties[$diff_id])) {
			$props = id(new DifferentialDiffProperty())
			->loadAllWhere('diffID = %s', $diff_id);
			$dict = array_pull($props, 'getData', 'getName');
			$this->diffProperties[$diff_id] = $dict;
			}
			return idx($this->diffProperties[$diff_id], $property, $default);
			}

			public function process() {
			$uri = $this->getRequest()->getPath();
			if (starts_with($uri, '/d')) {
			return <alite:redirect uri={strtoupper($uri)}/>;
			}

			$revision = id(new DifferentialRevision())->load($this->revisionID);
			if (!$revision) {
			throw new Exception("Bad revision ID.");
			}

			$diffs = id(new Diff())->loadAllWhere(
			'revisionID = %d',
			$revision->getID());
			$diffs = array_psort($diffs, 'getID');

			$request = $this->getRequest();
			$new = $request->getInt('new');
			$old = $request->getInt('old');

			if (($new \|\| $old) && $new <= $old) {
			throw new Exception(
			"You can only view the diff of an older update relative to a newer ".
			"update.");
			}

			if ($new && empty($diffs[$new])) {
			throw new Exception(
			"The 'new' diff does not exist.");
			} else if ($new) {
			$diff = $diffs[$new];
			} else {
			$diff = end($diffs);
			if (!$diff) {
			throw new Exception("No diff attached to this revision?");
			}
			$new = $diff->getID();
			}

			$target_diff = $diff;

			if ($old && empty($diffs[$old])) {
			throw new Exception(
			"The 'old' diff does not exist.");
			}

			$rows = array(array('Base', '', true, false, null,
			$diff->getSourceControlBaseRevision()
			? $diff->getSourceControlBaseRevision()
			: <em>Master</em>));
			$idx = 0;
			foreach ($diffs as $cdiff) {
			$rows[] = array(
			'Diff '.(++$idx),
			$cdiff->getID(),
			$cdiff->getID() != max(array_pull($diffs, 'getID')),
			true,
			$cdiff->getDateCreated(),
			$cdiff->getDescription()
			? $cdiff->getDescription()
			: <em>No description available.</em>,
			$cdiff->getUnitTested(),
			$cdiff->getLinted());
			}

			$diff_table =
			<table class="differential-diff-differ">
			<tr>
			<th>Diff</th>
			<th>Diff ID</th>
			<th>Description</th>
			<th>Age</th>
			<th>Lint</th>
			<th>Unit</th>
			</tr>
			</table>;
			$ii = 0;

			$old_ids = array();
			foreach ($rows as $row) {
			$xold = null;
			if ($row[2]) {
			$lradio = <input name="old" value={$row[1]} type="radio"
			disabled={$row[1] >= $new}
			checked={$old == $row[1]} />;
			if ($old == $row[1]) {
			$xold = 'old-now';
			}
			$old_ids[] = $lradio->requireUniqueID();
			} else {
			$lradio = null;
			}
			$xnew = null;
			if ($row[3]) {
			$rradio = <input name="new" value={$row[1]} type="radio"
			sigil="new-radio"
			checked={$new == $row[1]} />;
			if ($new == $row[1]) {
			$xnew = 'new-now';
			}
			} else {
			$rradio = null;
			}

			if ($row[3]) {
			$unit_star = 'star-none';
			switch ($row[6]) {
			case Diff::UNIT_FAIL:
			case Diff::UNIT_WARN: $unit_star = 'star-warn'; break;
			case Diff::UNIT_OKAY: $unit_star = 'star-okay'; break;
			}

			$lint_star = 'star-none';
			switch ($row[7]) {
			case Diff::LINT_FAIL:
			case Diff::LINT_WARNINGS: $lint_star = 'star-warn'; break;
			case Diff::LINT_OKAY: $lint_star = 'star-okay'; break;
			}

			$star = "\xE2\x98\x85";

			$unit_star =
			<span class={$unit_star}>
			<span class="star">{$star}</span>
			</span>;

			$lint_star =
			<span class={$lint_star}>
			<span class="star">{$star}</span>
			</span>;
			} else {
			$unit_star = null;
			$lint_star = null;
			}

			$diff_table->appendChild(
			<tr class={++$ii % 2 ? 'alt' : null}>
			<td class="name">{$row[0]}</td>
			<td class="diffid">{$row[1]}</td>
			<td class="desc">{$row[5]}</td>
			<td class="age">{$row[4] ? ago(time() - $row[4]) : null}</td>
			<td class="star">{$lint_star}</td>
			<td class="star">{$unit_star}</td>
			<td class={"old {$xold}"}>{$lradio}</td>
			<td class={"new {$xnew}"}>{$rradio}</td>
			</tr>);
			}

			Javelin::initBehavior('differential-diff-radios', array(
			'radios' => $old_ids,
			));

			$diff_table->appendChild(
			<tr>
			<td colspan="8" class="diff-differ-submit">
			<label>Whitespace Changes:</label>
			{id(<select name="whitespace" />)->setOptions(
			array(
			'ignore-all' => 'Ignore All',
			'ignore-trailing' => 'Ignore Trailing',
			'show-all' => 'Show All',
			), $request->getStr('whitespace'))}{' '}
			<button type="submit">Show Diff</button>
			</td>
			</tr>);

			$diff_table =
			<div class="differential-table-of-contents">
			<h1>Revision Update History</h1>
			<form action={URI::getRequestURI()} method="get">
			{$diff_table}
			</form>
			</div>;


			$load_ids = array_filter(array($old, $diff->getID()));

			$viewer_id = $this->getRequest()->getViewerContext()->getUserID();

			$raw_objects = queryfx_all(
			smc_get_db('cdb.differential', 'r'),
			'SELECT * FROM changeset WHERE changeset.diffID IN (%Ld)',
			$load_ids);

			$raw_objects = array_group($raw_objects, 'diffID');
			$objects = $raw_objects[$diff->getID()];

			if (!$objects) {
			$changesets = array();
			} else {
			$changesets = id(new DifferentialChangeset())->loadAllFromArray($objects);
			}

			$against_warn = null;
			$against_map = array();
			$visible_changesets = array();
			if ($old) {
			$old_diff = $diffs[$old];
			$new_diff = $diff;
			$old_path = $old_diff->getSourcePath();
			$new_path = $new_diff->getSourcePath();

			$old_prefix = null;
			$new_prefix = null;
			if ((strlen($old_path) < strlen($new_path)) &&
			(!strncmp($old_path, $new_path, strlen($old_path)))) {
			$old_prefix = substr($new_path, strlen($old_path));
			}
			if ((strlen($new_path) < strlen($old_path)) &&
			(!strncmp($old_path, $new_path, strlen($new_path)))) {
			$new_prefix = substr($old_path, strlen($new_path));
			}

			$old_changesets = id(new DifferentialChangeset())
			->loadAllFromArray($raw_objects[$old]);
			$old_changesets = array_pull($old_changesets, null, 'getFilename');
			if ($new_prefix) {
			$rekeyed_map = array();
			foreach ($old_changesets as $key => $value) {
			$rekeyed_map[$new_prefix.$key] = $value;
			}
			$old_changesets = $rekeyed_map;
			}

			foreach ($changesets as $key => $changeset) {
			$file = $old_prefix.$changeset->getFilename();
			if (isset($old_changesets[$file])) {
			$checksum = $changeset->getChecksum();
			if ($checksum !== null &&
			$checksum == $old_changesets[$file]->getChecksum()) {
			unset($changesets[$key]);
			unset($old_changesets[$file]);
			} else {
			$against_map[$changeset->getID()] = $old_changesets[$file]->getID();
			unset($old_changesets[$file]);
			}
			}
			}

			foreach ($old_changesets as $changeset) {
			$changesets[$changeset->getID()] = $changeset;
			$against_map[$changeset->getID()] = -1;
			}

			$against_warn =
			<tools:notice title="NOTE - Diff of Diffs">
			You are viewing a synthetic diff between two previous diffs in this
			revision. You can not add new inline comments (for now).
			</tools:notice>;
			} else {
			$visible_changesets = array_pull($changesets, 'getID');
			}

			$changesets = array_psort($changesets, 'getSortKey');
			$all_changesets = $changesets;

			$warning = null;
			$limit = 100;
			if (count($changesets) > $limit && !$this->getRequest()->getStr('large')) {
			$count = number_format(count($changesets));
			$warning =
			<tools:notice title="Very Large Diff">
			This diff is extremely large and affects {$count} files. Only the
			first {number_format($limit)} files are shown.
			<strong>
			<a href={$revision->getURI().'?large=true'}>Show All Files</a>
			</strong>
			</tools:notice>;
			$changesets = array_slice($changesets, 0, $limit);
			if (!$old) {
			$visible_changesets = array_pull($changesets, 'getID');
			}
			}

			$detail_view =
			<differential:changeset-detail-view
			changesets={$changesets}
			revision={$revision}
			against={$against_map}
			edit={empty($against_map)}
			whitespace={$request->getStr('whitespace')} />;

			$table_of_contents =
			<differential:changeset-table-of-contents
			changesets={$all_changesets} />;

			$implied_feedback = array();
			foreach (array(
			'summarize' => $revision->getSummary(),
			'testplan' => $revision->getTestPlan(),
			'annotate' => $revision->getNotes(),
			) as $type => $text) {
			if (!strlen($text)) {
			continue;
			}
			$implied_feedback[] = id(new DifferentialFeedback())
			->setUserID($revision->getOwnerID())
			->setAction($type)
			->setDateCreated($revision->getDateCreated())
			->setContent($text);
			}

			$feedback = id(new DifferentialFeedback())->loadAllWithRevision($revision);
			$feedback = array_merge($implied_feedback, $feedback);

			$inline_comments = $this->loadInlineComments($feedback, $changesets);

			$diff_map = array();
			$diffs = array_psort($diffs, 'getID');
			foreach ($diffs as $diff) {
			$diff_map[$diff->getID()] = count($diff_map) + 1;
			}
			$visible_changesets = array_fill_keys($visible_changesets, true);
			$hidden_changesets = array();
			foreach ($changesets as $changeset) {
			$id = $changeset->getID();
			if (isset($visible_changesets[$id])) {
			continue;
			}
			$hidden_changesets[$id] = $diff_map[$changeset->getDiffID()];
			}

			$revision->loadRelationships();
			$ccs = $revision->getCCFBIDs();
			$reviewers = $revision->getReviewers();

			$actors = array_pull($feedback, 'getUserID');
			$actors[] = $revision->getOwnerID();

			$tasks = array();
			assoc_get_by_type(
			$revision->getFBID(),
			22284182462, // TODO: include issue, DIFFCAMP_TASK_ASSOC
			$start = null,
			$limit = null,
			$pending = true,
			$tasks);
			memcache_dispatch();
			$tasks = array_keys($tasks);

			$preparer = new Preparer();
			$fbids = array_merge_fast(
			array($actors, array($viewer_id), $reviewers, $ccs, $tasks),
			true);
			$handles = array();
			$handle_data = id(new ToolsHandleData($fbids, $handles))
			->needNames()
			->needAlternateNames()
			->needAlternateIDs()
			->needThumbnails();
			$preparer->waitFor($handle_data);
			$preparer->go();

			$revision->attachTaskHandles(array_select_keys($handles, $tasks));

			$inline_comments = array_group($inline_comments, 'getFeedbackID');

			$engine = new RemarkupEngine();
			$engine->enableFeature(RemarkupEngine::FEATURE_GUESS_IMAGES);
			$engine->enableFeature(RemarkupEngine::FEATURE_YOUTUBE);
			$engine->setCurrentSandcastle($this->getSandcastleURI($target_diff));
			$feed = array();
			foreach ($feedback as $comment) {
			$inlines = null;
			if (isset($inline_comments[$comment->getID()])) {
			$inlines = $inline_comments[$comment->getID()];
			}
			$feed[] =
			<differential:feedback
			feedback={$comment}
			handle={$handles[$comment->getUserID()]}
			engine={$engine}
			inline={$inlines}
			changesets={$changesets}
			hidden={$hidden_changesets} />;
			}

			$feed = $this->renderFeedbackList($feed, $feedback, $viewer_id);

			$fields = $this->getDetailFields($revision, $diff, $handles);
			$table = <table class="differential-revision-properties" />;
			foreach ($fields as $key => $value) {
			$table->appendChild(
			<tr>
			<th>{$key}:</th><td>{$value}</td>
			</tr>);
			}

			$quick_links = $this->getQuickLinks($revision);

			$edit_link = null;
			if ($revision->getOwnerID() == $viewer_id) {
			$edit_link = '/differential/revision/edit/'.$revision->getID().'/';
			$edit_link =
			<x:frag>
			{' '}(<a href={$edit_link}>Edit Revision</a>)
			</x:frag>;
			}

			$info =
			<div class="differential-revision-information">
			<div class="differential-revision-actions">
			{$quick_links}
			</div>
			<div class="differential-revision-detail">
			<h1>{$revision->getName()}{$edit_link}</h1>
			{$table}
			</div>
			</div>;

			$actions = $this->getRevisionActions($revision);
			$revision_id = $revision->getID();

			Javelin::initBehavior(
			'differential-feedback-preview',
			array(
			'uri' => '/differential/preview/'.$revision->getFBID().'/',
			'preview' => 'overall-feedback-preview',
			'action' => 'feedback-action',
			'content' => 'feedback-content',
			));

			Javelin::initBehavior(
			'differential-inline-comment-preview',
			array(
			'uri' => '/differential/inline-preview/'.$revision_id.'/'.$new.'/',
			'preview' => 'inline-comment-preview',
			));

			$content = SavedCopy::loadData(
			$viewer_id,
			SavedCopy::Type_DifferentialRevisionFeedback,
			$revision->getFBID());


			$inline_comment_container =
			<div id="inline-comment-preview"><p>Loading...</p></div>;

			$feedback = id(new DifferentialFeedback())
			->setAction('none')
			->setUserID($viewer_id)
			->setContent($content);

			$preview =
			<div class="differential-feedback differential-feedback-preview">
			<div id="overall-feedback-preview">
			<differential:feedback
			feedback={$feedback}
			engine={$engine}
			preview={true}
			handle={$handles[$viewer_id]} />
			</div>
			{$inline_comment_container}
			</div>;

			$syntax_link =
			<a href={'http://www.intern.facebook.com/intern/wiki/index.php' .
			'/Articles/Remarkup_Syntax_Reference'}
			target="_blank"
			tabindex="4">Remarkup Reference</a>;

			Javelin::initBehavior(
			'differential-add-reviewers',
			array(
			'src' => redirect_str('/datasource/employee/', 'tools'),
			'tokenizer' => 'reviewer-tokenizer',
			'select' => 'feedback-action',
			'row' => 'reviewer-tokenizer-row',
			));

			$feedback_form =
			<x:frag>
			<div class="differential-feedback-form">
			<tools:form
			method="post"
			action={"/differential/revision/feedback/{$revision_id}/"}>
			<h1>Provide Feedback</h1>
			<tools:fieldset>
			<tools:control type="select" label="Action">
			{id(<select name="action" id="feedback-action"
			tabindex="1" />)
			->setOptions($actions)}
			</tools:control>
			<tools:control type="text" label="Reviewers"
			style="display: none;"
			id="reviewer-tokenizer-row">
			<javelin:tokenizer-template
			id="reviewer-tokenizer"
			name="reviewers" />
			</tools:control>
			<tools:control type="textarea" label="Feedback"
			caption={$syntax_link}>
			<tools:droppable-textarea id="feedback-content" name="feedback"
			tabindex="2">
			{$content}
			</tools:droppable-textarea>
			</tools:control>
			<tools:control type="submit">
			<button type="submit"
			tabindex="3">Clowncopterize</button>
			</tools:control>
			</tools:fieldset>
			</tools:form>
			</div>
			{$preview}
			</x:frag>;

			$notice = null;
			if ($this->getRequest()->getBool('diff_changed')) {
			$notice =
			<tools:notice title="Revision Updated Recently">
			This revision was updated with a <strong>new diff</strong> while you
			were providing feedback. Your inline comments appear on the
			<strong>old diff</strong>.
			</tools:notice>;
			}

			return
			<differential:standard-page title={$revision->getName()}>
			<div class="differential-primary-pane">
			{$warning}
			{$notice}
			{$info}
			<div class="differential-feedback">
			{$feed}
			</div>
			{$diff_table}
			{$table_of_contents}
			{$against_warn}
			{$detail_view}
			{$feedback_form}
			</div>
			</differential:standard-page>;
			}

			protected function getQuickLinks(DifferentialRevision $revision) {

			$viewer_id = $this->getRequest()->getViewerContext()->getUserID();
			$viewer_is_owner = ($viewer_id == $revision->getOwnerID());
			$viewer_is_reviewer =
			((array_search($viewer_id, $revision->getReviewers())) !== false);
			$viewer_is_cc =
			((array_search($viewer_id, $revision->getCCFBIDs())) !== false);
			$status = $revision->getStatus();

			$links = array();

			if (!$viewer_is_owner && !$viewer_is_reviewer) {
			$action = $viewer_is_cc
			? 'rem'
			: 'add';
			$revision_id = $revision->getID();
			$href = "/differential/subscribe/{$action}/{$revision_id}";
			$links[] = array(
			$viewer_is_cc ? 'subscribe-disabled' : 'subscribe-enabled',
			<a href={$href}>{$viewer_is_cc ? 'Unsubscribe' : 'Subscribe'}</a>,
			);
			} else {
			$links[] = array(
			'subscribe-disabled unavailable',
			<a>Automatically Subscribed</a>,
			);
			}

			$blast_uri = RedirectURI(
			'/intern/differential/?action=blast&fbid='.$revision->getFBID())
			->setTier('intern');
			$links[] = array(
			'blast',
			<a href={$blast_uri}>Blast Revision</a>,
			);

			$blast_uri = RedirectURI(
			'/intern/differential/?action=tasks&fbid='.$revision->getFBID())
			->setTier('intern');
			$links[] = array(
			'tasks',
			<a href={$blast_uri}>Edit Tasks</a>,
			);

			if ($viewer_is_owner && false) {
			$perflab_uri = RedirectURI(
			'/intern/differential/?action=perflab&fbid='.$revision->getFBID())
			->setTier('intern');
			$links[] = array(
			'perflab',
			<a href={$perflab_uri}>Run in Perflab</a>,
			);
			}

			$engineering_repository_id = RepositoryRef::getByCallsign('E')->getID();
			$svn_revision = $revision->getSVNRevision();
			if ($status == DifferentialConstants::COMMITTED &&
			$svn_revision &&
			$revision->getRepositoryID() == $engineering_repository_id) {
			$href = '/intern/push/request.php?rev='.$svn_revision;
			$href = RedirectURI($href)->setTier('intern');
			$links[] = array(
			'merge',
			<a href={$href} id="ask_for_merge_link">Ask for Merge</a>,
			);
			}

			$links[] = array(
			'herald-transcript',
			<a href={"/herald/transcript/?fbid=".$revision->getFBID()}
			>Herald Transcripts</a>,
			);
			$links[] = array(
			'metamta-transcript',
			<a href={"/mail/?view=all&fbid=".$revision->getFBID()}
			>MetaMTA Transcripts</a>,
			);


			$list = <ul class="differential-actions" />;
			foreach ($links as $link) {
			list($class, $tag) = $link;
			$list->appendChild(<li class={$class}>{$tag}</li>);
			}

			return $list;
			}

			protected function getDetailFields(
			DifferentialRevision $revision,
			Diff $diff,
			array $handles) {

			$fields = array();
			$fields['Revision Status'] = $this->getRevisionStatusDisplay($revision);

			$author = $revision->getOwnerID();
			$fields['Author'] = <tools:handle handle={$handles[$author]}
			link={true} />;

			$sandcastle = $this->getSandcastleURI($diff);
			if ($sandcastle) {
			$fields['Sandcastle'] = <a href={$sandcastle}>{$sandcastle}</a>;
			}

			$path = $diff->getSourcePath();
			if ($path) {
			$host = $diff->getSourceMachine();
			$branch = $diff->getGitBranch() ? ' (' . $diff->getGitBranch() . ')' : '';

			if ($host) {
			$user = $handles[$this->getRequest()->getViewerContext()->getUserID()]
			->getName();
			$fields['Path'] =
			<x:frag>
			<a href={"ssh://{$user}@{$host}"}>{$host}</a>:{$path}{$branch}
			</x:frag>;
			} else {
			$fields['Path'] = $path;
			}
			}

			$reviewer_links = array();
			foreach ($revision->getReviewers() as $reviewer) {
			$reviewer_links[] = <tools:handle handle={$handles[$reviewer]}
			link={true} />;
			}
			if ($reviewer_links) {
			$fields['Reviewers'] = array_implode(', ', $reviewer_links);
			} else {
			$fields['Reviewers'] = <em>None</em>;
			}

			$ccs = $revision->getCCFBIDs();
			if ($ccs) {
			$links = array();
			foreach ($ccs as $cc) {
			$links[] = <tools:handle handle={$handles[$cc]}
			link={true} />;
			}
			$fields['CCs'] = array_implode(', ', $links);
			}

			$blame_rev = $revision->getSvnBlameRevision();
			if ($blame_rev) {
			if ($revision->getRepositoryRef() && is_numeric($blame_rev)) {
			$ref = new RevisionRef($revision->getRepositoryRef(), $blame_rev);
			$fields['Blame Revision'] =
			<a href={URI($ref->getDetailURL())}>
			{$ref->getName()}
			</a>;
			} else {
			$fields['Blame Revision'] = $blame_rev;
			}
			}

			$tasks = $revision->getTaskHandles();

			if ($tasks) {
			$links = array();
			foreach ($tasks as $task) {
			$links[] = <tools:handle handle={$task} link={true} />;
			}
			$fields['Tasks'] = array_implode(<br />, $links);
			}

			$bugzilla_id = $revision->getBugzillaID();
			if ($bugzilla_id) {
			$href = 'http://bugs.developers.facebook.com/show_bug.cgi?id='.
			$bugzilla_id;
			$fields['Bugzilla'] = <a href={$href}>{'#'.$bugzilla_id}</a>;
			}

			$fields['Apply Patch'] = <tt>arc patch --revision {$revision->getID()}</tt>;

			if ($diff->getParentRevisionID()) {
			$parent = id(new DifferentialRevision())->load(
			$diff->getParentRevisionID());
			if ($parent) {
			$fields['Depends On'] =
			<a href={$parent->getURI()}>
			D{$parent->getID()}: {$parent->getName()}
			</a>;
			}
			}

			$star = <span class="star">{"\xE2\x98\x85"}</span>;

			Javelin::initBehavior('differential-star-more');

			switch ($diff->getLinted()) {
			case Diff::LINT_FAIL:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Failures</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_WARNINGS:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Warnings</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_OKAY:
			$fields['Lint'] =
			<span class="star-okay">{$star} Lint Free</span>;
			break;
			default:
			case Diff::LINT_NO:
			$fields['Lint'] =
			<span class="star-none">{$star} Not Linted</span>;
			break;
			}

			$unit_details = false;
			switch ($diff->getUnitTested()) {
			case Diff::UNIT_FAIL:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Failures</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_WARN:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Warnings</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_OKAY:
			$fields['Unit Tests'] =
			<span class="star-okay">{$star} Unit Tests Passed</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_NO_TESTS:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} No Test Coverage</span>;
			break;
			case Diff::UNIT_NO:
			default:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} Not Unit Tested</span>;
			break;
			}

			if ($unit_details) {
			$fields['Unit Tests'] =
			<x:frag>
			{$fields['Unit Tests']}
			{$this->renderDiffPropertyMoreLink($diff, 'unit')}
			</x:frag>;
			}

			$platform_impact = $revision->getPlatformImpact();
			if ($platform_impact) {
			$fields['Platform Impact'] =
			<text linebreaks="true">{$platform_impact}</text>;
			}

			return $fields;
			}

			protected function renderDiffPropertyMoreLink(Diff $diff, $name) {
			$target = <div class="star-more"
			style="display: none;">
			<div class="star-loading">Loading...</div>
			</div>;
			$meta = array(
			'target' => $target->requireUniqueID(),
			'uri' => '/differential/diffprop/'.$diff->getID().'/'.$name.'/',
			);
			$more =
			<span sigil="star-link-container">
			·
			<a mustcapture="true"
			sigil="star-more"
			href="#"
			meta={$meta}>Show Details</a>
			</span>;
			return <x:frag>{$more}{$target}</x:frag>;
			}



			protected function loadInlineComments(array $feedback, array &$changesets) {

			$inline_comments = array();
			$feedback_ids = array_filter(array_pull($feedback, 'getID'));
			if (!$feedback_ids) {
			return $inline_comments;
			}

			$inline_comments = id(new DifferentialInlineComment())
			->loadAllWhere('feedbackID in (%Ld)', $feedback_ids);

			$load_changesets = array();
			$load_hunks = array();
			foreach ($inline_comments as $inline) {
			$changeset_id = $inline->getChangesetID();
			if (isset($changesets[$changeset_id])) {
			continue;
			}
			$load_changesets[$changeset_id] = true;
			}

			$more_changesets = array();
			if ($load_changesets) {
			$changeset_ids = array_keys($load_changesets);
			$more_changesets += id(new DifferentialChangeset())
			->loadAllWithIDs($changeset_ids);
			}

			if ($more_changesets) {
			$changesets += $more_changesets;
			$changesets = array_psort($changesets, 'getSortKey');
			}

			return $inline_comments;
			}



			protected function getRevisionStatusDisplay(DifferentialRevision $revision) {
			$viewer_id = $this->getRequest()->getViewerContext()->getUserID();
			$viewer_is_owner = ($viewer_id == $revision->getOwnerID());
			$status = $revision->getStatus();

			$more = null;
			switch ($status) {
			case DifferentialConstants::NEEDS_REVIEW:
			$message = 'Pending Review';
			break;
			case DifferentialConstants::NEEDS_REVISION:
			$message = 'Awaiting Revision';
			if ($viewer_is_owner) {
			$more = 'Make the requested changes and update the revision.';
			}
			break;
			case DifferentialConstants::ACCEPTED:
			$message = 'Ready for Commit';
			if ($viewer_is_owner) {
			$more =
			<x:frag>
			Run <tt>arc commit</tt> (svn) or <tt>arc amend</tt> (git) to
			proceed.
			</x:frag>;
			}
			break;
			case DifferentialConstants::COMMITTED:
			$message = 'Committed';
			$ref = $revision->getRevisionRef();
			$more = $ref
			? (<a href={URI($ref->getDetailURL())}>
			{$ref->getName()}
			</a>)
			: null;

			$engineering_repository_id = RepositoryRef::getByCallsign('E')->getID();
			if ($revision->getSVNRevision() &&
			$revision->getRepositoryID() == $engineering_repository_id) {
			Javelin::initBehavior(
			'differential-revtracker-status',
			array(
			'uri' => '/differential/revtracker/'.$revision->getID().'/',
			'statusId' => 'revtracker_status',
			'mergeLinkId' => 'ask_for_merge_link',
			));
			}
			break;
			case DifferentialConstants::ABANDONED:
			$message = 'Abandoned';
			break;
			default:
			throw new Exception("Unknown revision status.");
			}

			if ($more) {
			$message =
			<x:frag>
			<strong id="revtracker_status">{$message}</strong>
			· {$more}
			</x:frag>;
			} else {
			$message = <strong id="revtracker_status">{$message}</strong>;
			}

			return $message;
			}

			protected function renderFeedbackList(array $xhp, array $obj, $viewer_id) {

			// Use magical heuristics to try to hide older comments.

			$obj = array_reverse($obj);
			$obj = array_values($obj);
			$xhp = array_reverse($xhp);
			$xhp = array_values($xhp);

			$last_comment = null;
			foreach ($obj as $position => $feedback) {
			if ($feedback->getUserID() == $viewer_id) {
			if ($last_comment === null) {
			$last_comment = $position;
			} else if ($last_comment == $position - 1) {
			// If you made consecuitive comments, show them all. This is a spaz
			// rule for epriestley comments.
			$last_comment = $position;
			}
			}
			}

			$header = array();

			$hide = array();
			if ($last_comment !== null) {
			foreach ($obj as $position => $feedback) {
			$action = $feedback->getAction();
			if ($action == 'testplan' \|\| $action == 'summarize') {
			// Always show summary and test plan.
			$header[] = $xhp[$position];
			unset($xhp[$position]);
			continue;
			}

			if ($position <= $last_comment) {
			// Always show comments after your last comment.
			continue;
			}

			if ($position < 3) {
			// Always show the most recent 3 comments.
			continue;
			}

			// Hide everything else.
			$hide[] = $position;
			}
			}

			if (count($hide) <= 3) {
			// Don't hide if there's not much to hide.
			$hide = array();
			}

			$header = array_reverse($header);

			$hidden = array_select_keys($xhp, $hide);
			$visible = array_diff_key($xhp, $hidden);

			$visible = array_reverse($visible);
			$hidden = array_reverse($hidden);

			if ($hidden) {
			Javelin::initBehavior(
			'differential-show-all-feedback',
			array(
			'markup' => id(<x:frag>{$hidden}</x:frag>)->toString(),
			));
			$hidden =
			<div sigil="all-feedback-container">
			<div class="older-replies-are-hidden">
			{number_format(count($hidden))} older replies are hidden.
			<a href="#" sigil="show-all-feedback"
			mustcapture="true">Show all feedback.</a>
			</div>
			</div>;
			} else {
			$hidden = null;
			}

			return
			<x:frag>
			{$header}
			{$hidden}
			{$visible}
			</x:frag>;
			}

			}
			protected function getDetailFields(
			DifferentialRevision $revision,
			Diff $diff,
			array $handles) {

			$fields = array();
			$fields['Revision Status'] = $this->getRevisionStatusDisplay($revision);

			$author = $revision->getOwnerID();
			$fields['Author'] = <tools:handle handle={$handles[$author]}
			link={true} />;

			$sandcastle = $this->getSandcastleURI($diff);
			if ($sandcastle) {
			$fields['Sandcastle'] = <a href={$sandcastle}>{$sandcastle}</a>;
			}

			$path = $diff->getSourcePath();
			if ($path) {
			$host = $diff->getSourceMachine();
			$branch = $diff->getGitBranch() ? ' (' . $diff->getGitBranch() . ')' : '';

			if ($host) {
			$user = $handles[$this->getRequest()->getViewerContext()->getUserID()]
			->getName();
			$fields['Path'] =
			<x:frag>
			<a href={"ssh://{$user}@{$host}"}>{$host}</a>:{$path}{$branch}
			</x:frag>;
			} else {
			$fields['Path'] = $path;
			}
			}

			$reviewer_links = array();
			foreach ($revision->getReviewers() as $reviewer) {
			$reviewer_links[] = <tools:handle handle={$handles[$reviewer]}
			link={true} />;
			}
			if ($reviewer_links) {
			$fields['Reviewers'] = array_implode(', ', $reviewer_links);
			} else {
			$fields['Reviewers'] = <em>None</em>;
			}

			$ccs = $revision->getCCFBIDs();
			if ($ccs) {
			$links = array();
			foreach ($ccs as $cc) {
			$links[] = <tools:handle handle={$handles[$cc]}
			link={true} />;
			}
			$fields['CCs'] = array_implode(', ', $links);
			}

			$blame_rev = $revision->getSvnBlameRevision();
			if ($blame_rev) {
			if ($revision->getRepositoryRef() && is_numeric($blame_rev)) {
			$ref = new RevisionRef($revision->getRepositoryRef(), $blame_rev);
			$fields['Blame Revision'] =
			<a href={URI($ref->getDetailURL())}>
			{$ref->getName()}
			</a>;
			} else {
			$fields['Blame Revision'] = $blame_rev;
			}
			}

			$tasks = $revision->getTaskHandles();

			if ($tasks) {
			$links = array();
			foreach ($tasks as $task) {
			$links[] = <tools:handle handle={$task} link={true} />;
			}
			$fields['Tasks'] = array_implode(<br />, $links);
			}

			$bugzilla_id = $revision->getBugzillaID();
			if ($bugzilla_id) {
			$href = 'http://bugs.developers.facebook.com/show_bug.cgi?id='.
			$bugzilla_id;
			$fields['Bugzilla'] = <a href={$href}>{'#'.$bugzilla_id}</a>;
			}

			$fields['Apply Patch'] = <tt>arc patch --revision {$revision->getID()}</tt>;

			if ($diff->getParentRevisionID()) {
			$parent = id(new DifferentialRevision())->load(
			$diff->getParentRevisionID());
			if ($parent) {
			$fields['Depends On'] =
			<a href={$parent->getURI()}>
			D{$parent->getID()}: {$parent->getName()}
			</a>;
			}
			}

			$star = <span class="star">{"\xE2\x98\x85"}</span>;

			Javelin::initBehavior('differential-star-more');

			switch ($diff->getLinted()) {
			case Diff::LINT_FAIL:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Failures</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_WARNINGS:
			$more = $this->renderDiffPropertyMoreLink($diff, 'lint');
			$fields['Lint'] =
			<x:frag>
			<span class="star-warn">{$star} Lint Warnings</span>
			{$more}
			</x:frag>;
			break;
			case Diff::LINT_OKAY:
			$fields['Lint'] =
			<span class="star-okay">{$star} Lint Free</span>;
			break;
			default:
			case Diff::LINT_NO:
			$fields['Lint'] =
			<span class="star-none">{$star} Not Linted</span>;
			break;
			}

			$unit_details = false;
			switch ($diff->getUnitTested()) {
			case Diff::UNIT_FAIL:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Failures</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_WARN:
			$fields['Unit Tests'] =
			<span class="star-warn">{$star} Unit Test Warnings</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_OKAY:
			$fields['Unit Tests'] =
			<span class="star-okay">{$star} Unit Tests Passed</span>;
			$unit_details = true;
			break;
			case Diff::UNIT_NO_TESTS:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} No Test Coverage</span>;
			break;
			case Diff::UNIT_NO:
			default:
			$fields['Unit Tests'] =
			<span class="star-none">{$star} Not Unit Tested</span>;
			break;
			}

			if ($unit_details) {
			$fields['Unit Tests'] =
			<x:frag>
			{$fields['Unit Tests']}
			{$this->renderDiffPropertyMoreLink($diff, 'unit')}
			</x:frag>;
			}

			$platform_impact = $revision->getPlatformImpact();
			if ($platform_impact) {
			$fields['Platform Impact'] =
			<text linebreaks="true">{$platform_impact}</text>;
			}

			return $fields;
			}


			*/

phab/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php4aa72aa5ff82production

DifferentialRevisionViewController.phpView Options

phab/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php
4aa72aa5ff82production

DifferentialRevisionViewController.php
View Options